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2003 GMC Sierra 2500 MPG

Based on data from 9 vehicles, 549 fuel-ups and 119,245 miles of driving, the 2003 GMC Sierra 2500 gets a combined Avg MPG of 11.46 with a 0.16 MPG margin of error.

Below you can see a distribution of the fuel-ups with 51 outliers (8.50%) removed.

Following shows the average MPG of each of the 9 vehicles in the system.

  • Jimmy

    2003 GMC Sierra 2500 6.0L V8 GAS Automatic 4 Speed Standard Cab Pickup
    Added Dec 2018 • 293 Fuel-ups

    Property of gseavey

  • 11.9 Avg MPG
  • My Sierra 2500

    2003 GMC Sierra 2500 SLT 6.0L V8 GAS Automatic 4 Speed
    Added May 2020 • 4 Fuel-ups

    Property of smith40

  • 10.2 Avg MPG
  • OPA

    2003 GMC Sierra 2500 6.0L V8 GAS Automatic 4 Speed Standard Cab Pickup
    Added May 2018 • 45 Fuel-ups

    Property of Shirt

  • 12.1 Avg MPG
  • Depanneur

    2003 GMC Sierra 2500 SLT 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
    Added Jan 2019 • 3 Fuel-ups

    Property of Francis13th

  • 10.9 Avg MPG
  • My Sierra 2500

    2003 GMC Sierra 2500 SLE 6.0L V8 GAS Automatic 4 Speed
    Added Oct 2018 • 34 Fuel-ups

    Property of demint1

  • 11.2 Avg MPG
  • My Sierra 2500

    2003 GMC Sierra 2500 6.0L V8 GAS Automatic 4 Speed
    Added May 2018 • 36 Fuel-ups

    Property of cnamburn

  • 17.4 Avg MPG
  • Truck

    2003 GMC Sierra 2500 SLE 6.0L V8 GAS Automatic 4 Speed
    Added May 2017 • 95 Fuel-ups

    Property of Zachary616

  • 12.5 Avg MPG
  • GMC

    2003 GMC Sierra 2500 SLT 6.0L V8 GAS Automatic 4 Speed
    Added Mar 2017 • 142 Fuel-ups

    Property of RobRice18

  • 11.8 Avg MPG
  • Sierra

    2003 GMC Sierra 2500 GAS V8
    Added Jan 2011 • 232 Fuel-ups

    Property of Sup3rStar

  • 10.9 Avg MPG

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